1244421232 has 10 divisors (see below), whose sum is σ = 2411066168. Its totient is φ = 622210608.

The previous prime is 1244421221. The next prime is 1244421257. The reversal of 1244421232 is 2321244421.

It is a junction number, because it is equal to n+sod(n) for n = 1244421197 and 1244421206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38888148 + ... + 38888179.

Almost surely, 2^1244421232 is an apocalyptic number.

It is an amenable number.

1244421232 is a deficient number, since it is larger than the sum of its proper divisors (1166644936).

1244421232 is an equidigital number, since it uses as much as digits as its factorization.

1244421232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77776335 (or 77776329 counting only the distinct ones).

The product of its digits is 3072, while the sum is 25.

The square root of 1244421232 is about 35276.3551405187. The cubic root of 1244421232 is about 1075.6124095183.

Adding to 1244421232 its reverse (2321244421), we get a palindrome (3565665653).

The spelling of 1244421232 in words is "one billion, two hundred forty-four million, four hundred twenty-one thousand, two hundred thirty-two".